GIGABYTE X870E AORUS PRO X3D vs Supermicro MBD-C9X299-PG300F Motherboard Comparison

GIGABYTE X870E AORUS PRO X3D and Supermicro MBD-C9X299-PG300F are both motherboards with the same Form factor (ATX) and Maximum Supported RAM (256 GB). The main differences are in Socket, Chipset, Supported Memory and Wireless LAN.

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GIGABYTE X870E AORUS PRO X3D	Supermicro MBD-C9X299-PG300F
Prices (Change region) In Stock $439.99 Last updated 42 minutes ago. In Stock Free shipping $439.99	Prices (Change region) In Stock $788.20 Last updated 37 minutes ago.
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Brand GIGABYTE	Brand Supermicro
Model X870E AORUS PRO X3D X870E A PRO X	Model MBD-C9X299-PG300F
Release Date 📅 February 2026	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►	Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►
Socket AM5	Socket LGA2066
Form factor ATX	Form factor ATX
Chipset AMD X870E	Chipset Intel X299
Supported Memory DDR5 4800Mhz 9000Mhz	Supported Memory DDR4 1600Mhz 1866Mhz 2133Mhz 2400Mhz 2666Mhz 2933Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS ** RAM support may also depend on the CPU memory controller
ECC RAM Support No	ECC RAM Support No
SLI Support No	SLI Support No
CrossFire Support No	CrossFire Support No
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Wireless LAN Yes	Wireless LAN No
Wi-Fi Generation 7	Wi-Fi Generation -
PCI-Express x16 Slots 3	PCI-Express x16 Slots 4
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 0	PCI-Express x1 Slots 0
SATA 6 Gbps Ports 4	SATA 6 Gbps Ports 6
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 4	M.2 Ports 2
M.2 Devices support 2280 / 25110 - M Key 2280 / 22110 - M Key 2280 / 22110 - M Key 2280 / 22110 - M Key	M.2 Devices support 2280 - M Key 2280 - M Key
RAM Slots 4	RAM Slots 8
Maximum Supported RAM 256 GB	Maximum Supported RAM 256 GB
Onboard USB 2.0 2	Onboard USB 2.0 1
Onboard USB 3.2 Gen 1 2	Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 0	Onboard USB 3.2 Gen 2 1
Onboard USB 3.2 Gen 2x2 1	Onboard USB 3.2 Gen 2x2 0